Home / 38,872,310.69-58,302,473.65-12,965,065.13

Finding the Fourth Proportional to 38,872,310.69, 58,302,473.65 and 12,965,065.13

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Solution

The fourth proportional to 38,872,310.69, 58,302,473.65 and 12,965,065.13 is: 19,445,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872,310.69 : 58,302,473.65 = 12,965,065.13 : x
  2. Step 2: Convert to fraction form
    38,872,310.69/58,302,473.65 = 12,965,065.13/x
  3. Step 3: Cross multiply
    38,872,310.69x = 58,302,473.65 × 12,965,065.13
  4. Step 4: Simplify right side
    38,872,310.69x = 755,895,368,112,358.88
  5. Step 5: Solve for x
    x = 755,895,368,112,358.88/38,872,310.69
  6. Step 6: Final answer
    x = 19,445,599.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.